package it.com.Test.a1_async;

import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class TestOfSupplyAsAsync {

    static ExecutorService executor = Executors.newFixedThreadPool(3);

    public static void main(String[] args) throws ExecutionException, InterruptedException {
        // 有返回值
        System.out.println("main....start....");
        CompletableFuture<Integer> completableFuture = CompletableFuture.supplyAsync(() -> {
            System.out.println("当前线程：" + Thread.currentThread().getId());
            int i = 10 / 2;
            System.out.println("运行结果：" + i);
            return i;
        }, executor);
        System.out.println("main....end...." + completableFuture.get());
/**
 * main....start....
 * 当前线程：12
 * 运行结果：5
 * main....end....5
  */

    }
}
